Description
The K&N Filters RU-1637 Universal Air Filter is engineered for a wide range of applications, including racing vehicles, radio-controlled cars, generators, snowmobiles, and tractors. This filter features ultra-strong molded pliable rubber flanges that absorb vibration and allow for secure attachment. The flanges can also be stretched for up to 1/16 of an inch (1.5mm) to accommodate different sizes, making it versatile for various setups.
This universal air filter is both washable and reusable, providing an eco-friendly option for maintaining optimal airflow. Its design ensures that regardless of the angle or offset diameter of the air intake, you can find a suitable K&N filter for your equipment. The RU-1637 is a practical choice for those looking to enhance their air and fuel delivery systems.
Features
- Constructed with ultra-strong molded pliable rubber flanges
- Flanges can stretch for up to 1/16 of an inch (1.5mm)
- Washable and reusable design
- Suitable for various applications including racing vehicles and generators
- Designed to absorb vibration for secure attachment
Frequently Asked Questions
What is the K&N Filters RU-1637 made of?
The air filter features ultra-strong molded pliable rubber flanges.
Can the K&N Filters RU-1637 be reused?
Yes, this air filter is washable and reusable.
What applications can the K&N Filters RU-1637 be used for?
It is designed for a variety of applications, including racing vehicles, radio-controlled cars, generators, snowmobiles, and tractors.
Manuals & Instructions
âš WARNING (California Proposition 65): WARNING: Cancer and Reproductive Harm – www.p65warnings.ca.gov

Not CARB approved. This item is not legal for sale or use on pollution-controlled motor vehicles in California or states that adopt California emissions standards. Intended for off-road / competition use where permitted by law.















